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Submission #744534

# Submission time Handle Problem Language Result Execution time Memory
744534 2023-05-18T17:01:36 Z Dan4Life Permutation (APIO22_perm) C++17
100 / 100
 2 ms 340 KB 
#include "perm.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;

vector<int> construct_permutation(ll n)
{
	vector<int> A;
	ll xd = 1, ok=0, l=0, p=0;
	while(xd*2<=n) xd*=2, p++;
	for(int i = p-1; i>=0; i--){
		A.push_back(l++);
		if((n>>i)&1){
			if(i and (n>>(i-1)&1) and ok>1)
				A.push_back(l++), A.insert(begin(A)+2,l++),i--;
			else A.insert(begin(A),l++),ok++;
		}
	}
	return A;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct

Subtask #2
90.0 / 90.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 2 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 2 ms 340 KB Output is correct